Home / 247,306.35-341,282.79-139,874.10

Finding the Fourth Proportional to 247,306.35, 341,282.79 and 139,874.10

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Solution

The fourth proportional to 247,306.35, 341,282.79 and 139,874.10 is: 193,026.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,306.35 : 341,282.79 = 139,874.10 : x
  2. Step 2: Convert to fraction form
    247,306.35/341,282.79 = 139,874.10/x
  3. Step 3: Cross multiply
    247,306.35x = 341,282.79 × 139,874.10
  4. Step 4: Simplify right side
    247,306.35x = 47,736,623,096.74
  5. Step 5: Solve for x
    x = 47,736,623,096.74/247,306.35
  6. Step 6: Final answer
    x = 193,026.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.